Constrained window sheet controller (test patch)

chrome/browser/ui/cocoa/constrained_window/constrained_window_button.h

+// Copyright (c) 2012 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef CHROME_BROWSER_UI_COCOA_CONSTRAINED_WINDOW_CONSTRAINED_WINDOW_BUTTON_
+#define CHROME_BROWSER_UI_COCOA_CONSTRAINED_WINDOW_CONSTRAINED_WINDOW_BUTTON_
+
+#import <Cocoa/Cocoa.h>
+
+#import "chrome/browser/ui/cocoa/tracking_area.h"
+
+// A push button for use in a constrained window. Specialized constrained
+// windows that need a push button should use this class instead of NSButton.
+@interface ConstrainedWindowButton : NSButton {
+ @private
+  ScopedCrTrackingArea trackingArea_;
+}
+
+@end
+
+// A button cell used by ConstrainedWindowButton.
+@interface ConstrainedWindowButtonCell : NSButtonCell {
+ @private
+  BOOL isMouseInside_;
+}
+
+@property(nonatomic,assign) BOOL isMouseInside;
+
+@end
+
+#endif  // CHROME_BROWSER_UI_COCOA_CONSTRAINED_WINDOW_CONSTRAINED_WINDOW_BUTTON_